> From: Jean-Philippe Brucker [mailto:jean-philippe.bruc...@arm.com]
> Sent: Friday, July 14, 2017 7:26 PM
>
> On 14/07/17 08:20, Tian, Kevin wrote:
> >> From: Jean-Philippe Brucker [mailto:jean-philippe.bruc...@arm.com]
> >> Sent: Friday, July 7, 2017 11:15 PM
> >>
> >> On 07/07/17 07:21, Tian, K
On 14/07/17 08:20, Tian, Kevin wrote:
>> From: Jean-Philippe Brucker [mailto:jean-philippe.bruc...@arm.com]
>> Sent: Friday, July 7, 2017 11:15 PM
>>
>> On 07/07/17 07:21, Tian, Kevin wrote:
>>> sorry I didn't quite get this part, and here is my understanding:
>>>
>>> Guest programs vIOMMU to map a
> From: Jean-Philippe Brucker [mailto:jean-philippe.bruc...@arm.com]
> Sent: Friday, July 7, 2017 11:15 PM
>
> On 07/07/17 07:21, Tian, Kevin wrote:
> > sorry I didn't quite get this part, and here is my understanding:
> >
> > Guest programs vIOMMU to map a gIOVA (used by MSI to a GPA
> > of doorb
redhat.com;
> qemu-...@nongnu.org; qemu-devel@nongnu.org
> Cc: w...@redhat.com; kevin.t...@intel.com; marc.zyng...@arm.com;
> t...@semihalf.com; will.dea...@arm.com; drjo...@redhat.com;
> robin.mur...@arm.com; christoffer.d...@linaro.org
> Subject: Re: [Qemu-devel] [RFC v2 0/8] VIRTIO-IOMMU devi
gt; peter.mayd...@linaro.org; alex.william...@redhat.com; m...@redhat.com;
>> qemu-...@nongnu.org; qemu-devel@nongnu.org
>> Cc: w...@redhat.com; kevin.t...@intel.com; marc.zyng...@arm.com;
>> t...@semihalf.com; will.dea...@arm.com; drjo...@redhat.com;
>> robin.mur...@arm.com;
redhat.com;
> qemu-...@nongnu.org; qemu-devel@nongnu.org
> Cc: w...@redhat.com; kevin.t...@intel.com; marc.zyng...@arm.com;
> t...@semihalf.com; will.dea...@arm.com; drjo...@redhat.com;
> robin.mur...@arm.com; christoffer.d...@linaro.org
> Subject: Re: [Qemu-devel] [RFC v2 0/8] VIRTIO-IOMMU devi
On 12/07/17 04:50, Bharat Bhushan wrote:
[...]
>> The size of the virtio_iommu_req_probe structure is variable, and depends
>> what fields the device implements. So the device initially computes the size
>> it
>> needs to fill virtio_iommu_req_probe, describes it in probe_size, and the
>> driver a
; qemu-...@nongnu.org; qemu-devel@nongnu.org
> Cc: w...@redhat.com; kevin.t...@intel.com; marc.zyng...@arm.com;
> t...@semihalf.com; will.dea...@arm.com; drjo...@redhat.com;
> robin.mur...@arm.com; christoffer.d...@linaro.org
> Subject: Re: [Qemu-devel] [RFC v2 0/8] VIRTIO-IOMMU devi
com; christoffer.d...@linaro.org
>> Subject: Re: [Qemu-devel] [RFC v2 0/8] VIRTIO-IOMMU device
>>
>> On 07/07/17 12:36, Bharat Bhushan wrote:
>>>>> In this proposal, QEMU reserves a iova-range for guest (not host) and
>> guest
>>>> kernel will use t
redhat.com;
> qemu-...@nongnu.org; qemu-devel@nongnu.org
> Cc: w...@redhat.com; kevin.t...@intel.com; marc.zyng...@arm.com;
> t...@semihalf.com; will.dea...@arm.com; drjo...@redhat.com;
> robin.mur...@arm.com; christoffer.d...@linaro.org
> Subject: Re: [Qemu-devel] [RFC v2 0/8] VIRTIO-IO
On 07/07/17 12:36, Bharat Bhushan wrote:
>>> In this proposal, QEMU reserves a iova-range for guest (not host) and guest
>> kernel will use this as msi-iova untranslated (IOMMU_RESV_MSI). While this
>> does not change host interface and it will continue to use host reserved
>> mapping for actual in
On 06/07/17 22:11, Auger Eric wrote:
> Hello Bharat, Jean-Philippe,
> On 06/07/2017 12:02, Jean-Philippe Brucker wrote:
>> On 05/07/17 09:49, Bharat Bhushan wrote:>>> Also when setup msi-route
>> kvm_irqchip_add_msi_route() we needed to
provide the translated address.
> According to my und
On 07/07/17 07:21, Tian, Kevin wrote:
> sorry I didn't quite get this part, and here is my understanding:
>
> Guest programs vIOMMU to map a gIOVA (used by MSI to a GPA
> of doorbell register of virtual irqchip. vIOMMU then
> triggers VFIO map/unmap to update physical IOMMU page
> table for gIOV
@semihalf.com; will.dea...@arm.com; drjo...@redhat.com;
> >>>> robin.mur...@arm.com; christoffer.d...@linaro.org
> >>>> Subject: Re: [Qemu-devel] [RFC v2 0/8] VIRTIO-IOMMU device
> >>>>
> >>>> On 05/07/17 09:49, Bharat Bhushan wrote:>>
Hi,
On 06/07/2017 23:11, Auger Eric wrote:
> Hello Bharat, Jean-Philippe,
> On 06/07/2017 12:02, Jean-Philippe Brucker wrote:
>> On 05/07/17 09:49, Bharat Bhushan wrote:>>> Also when setup msi-route
>> kvm_irqchip_add_msi_route() we needed to
provide the translated address.
> According to
gt;>> qemu-...@nongnu.org; qemu-devel@nongnu.org
>>>> Cc: w...@redhat.com; kevin.t...@intel.com; marc.zyng...@arm.com;
>>>> t...@semihalf.com; will.dea...@arm.com; drjo...@redhat.com;
>>>> robin.mur...@arm.com; christoffer.d...@linaro.org
>>>> Subject:
; qemu-...@nongnu.org; qemu-devel@nongnu.org
> Cc: w...@redhat.com; kevin.t...@intel.com; marc.zyng...@arm.com;
> t...@semihalf.com; will.dea...@arm.com; drjo...@redhat.com;
> robin.mur...@arm.com; christoffer.d...@linaro.org
> Subject: Re: [Qemu-devel] [RFC v2 0/8] VIRTIO-IOMMU device
&
> From: Jean-Philippe Brucker [mailto:jean-philippe.bruc...@arm.com]
> Sent: Wednesday, July 5, 2017 8:45 PM
>
> On 05/07/17 08:14, Tian, Kevin wrote:
> >> From: Jean-Philippe Brucker [mailto:jean-philippe.bruc...@arm.com]
> >> Sent: Monday, June 19, 2017 6:15 PM
> >>
> >> On 19/06/17 08:54, Bhara
.mur...@arm.com; christoffer.d...@linaro.org
>> Subject: Re: [Qemu-devel] [RFC v2 0/8] VIRTIO-IOMMU device
>>
>> On 05/07/17 09:49, Bharat Bhushan wrote:>>> Also when setup msi-route
>> kvm_irqchip_add_msi_route() we needed to
>>>> provide the translated ad
Hello Bharat, Jean-Philippe,
On 06/07/2017 12:02, Jean-Philippe Brucker wrote:
> On 05/07/17 09:49, Bharat Bhushan wrote:>>> Also when setup msi-route
> kvm_irqchip_add_msi_route() we needed to
>>> provide the translated address.
According to my understanding this is required because kernel do
gt; peter.mayd...@linaro.org; alex.william...@redhat.com; m...@redhat.com;
>> qemu-...@nongnu.org; qemu-devel@nongnu.org
>> Cc: w...@redhat.com; kevin.t...@intel.com; marc.zyng...@arm.com;
>> t...@semihalf.com; will.dea...@arm.com; drjo...@redhat.com;
>> robin.mur...@arm.com; ch
; qemu-...@nongnu.org; qemu-devel@nongnu.org
> Cc: w...@redhat.com; kevin.t...@intel.com; marc.zyng...@arm.com;
> t...@semihalf.com; will.dea...@arm.com; drjo...@redhat.com;
> robin.mur...@arm.com; christoffer.d...@linaro.org
> Subject: Re: [Qemu-devel] [RFC v2 0/8] VIRTIO-IOMMU devi
On 05/07/17 09:49, Bharat Bhushan wrote:>>> Also when setup msi-route
kvm_irqchip_add_msi_route() we needed to
>> provide the translated address.
>>> According to my understanding this is required because kernel does no go
>> through viommu translation when generating interrupt, no?
>>
>> yes this
On 05/07/17 08:25, Tian, Kevin wrote:
>> From: Jean-Philippe Brucker [mailto:jean-philippe.bruc...@arm.com]
>> Sent: Tuesday, June 27, 2017 12:13 AM
>>
>> On 26/06/17 09:22, Auger Eric wrote:
>>> Hi Jean-Philippe,
>>>
>>> On 19/06/2017 12:15, Jean-Philippe Brucker wrote:
On 19/06/17 08:54, Bha
On 05/07/17 08:14, Tian, Kevin wrote:
>> From: Jean-Philippe Brucker [mailto:jean-philippe.bruc...@arm.com]
>> Sent: Monday, June 19, 2017 6:15 PM
>>
>> On 19/06/17 08:54, Bharat Bhushan wrote:
>>> Hi Eric,
>>>
>>> I started added replay in virtio-iommu and came across how MSI interrupts
>> with wo
qemu-devel@nongnu.org; jean-philippe.bruc...@arm.com
> Cc: w...@redhat.com; kevin.t...@intel.com; marc.zyng...@arm.com;
> t...@semihalf.com; will.dea...@arm.com; drjo...@redhat.com;
> robin.mur...@arm.com; christoffer.d...@linaro.org
> Subject: Re: [Qemu-devel] [RFC v2 0/8] VIRTIO-IOMMU
r Eric [mailto:eric.au...@redhat.com]
>>>> Sent: Friday, June 09, 2017 5:24 PM
>>>> To: Bharat Bhushan ;
>>>> eric.auger@gmail.com; peter.mayd...@linaro.org;
>>>> alex.william...@redhat.com; m...@redhat.com; qemu-...@nongnu.org;
>>>> qemu-
qemu-devel@nongnu.org; jean-philippe.bruc...@arm.com
> Cc: w...@redhat.com; kevin.t...@intel.com; marc.zyng...@arm.com;
> t...@semihalf.com; will.dea...@arm.com; drjo...@redhat.com;
> robin.mur...@arm.com; christoffer.d...@linaro.org
> Subject: Re: [Qemu-devel] [RFC v2 0/8] VIRTIO-IOMMU dev
> From: Jean-Philippe Brucker [mailto:jean-philippe.bruc...@arm.com]
> Sent: Tuesday, June 27, 2017 12:13 AM
>
> On 26/06/17 09:22, Auger Eric wrote:
> > Hi Jean-Philippe,
> >
> > On 19/06/2017 12:15, Jean-Philippe Brucker wrote:
> >> On 19/06/17 08:54, Bharat Bhushan wrote:
> >>> Hi Eric,
> >>>
>
redhat.com;
> qemu-...@nongnu.org; qemu-devel@nongnu.org
> Cc: w...@redhat.com; kevin.t...@intel.com; marc.zyng...@arm.com;
> t...@semihalf.com; will.dea...@arm.com; drjo...@redhat.com;
> robin.mur...@arm.com; christoffer.d...@linaro.org
> Subject: Re: [Qemu-devel] [RFC v2 0/8] VIRTIO-IO
> From: Jean-Philippe Brucker [mailto:jean-philippe.bruc...@arm.com]
> Sent: Monday, June 19, 2017 6:15 PM
>
> On 19/06/17 08:54, Bharat Bhushan wrote:
> > Hi Eric,
> >
> > I started added replay in virtio-iommu and came across how MSI interrupts
> with work with VFIO.
> > I understand that on int
Hi,
On 27/06/2017 10:46, Will Deacon wrote:
> Hi Eric,
>
> On Tue, Jun 27, 2017 at 08:38:48AM +0200, Auger Eric wrote:
>> On 26/06/2017 18:13, Jean-Philippe Brucker wrote:
>>> On 26/06/17 09:22, Auger Eric wrote:
On 19/06/2017 12:15, Jean-Philippe Brucker wrote:
> On 19/06/17 08:54, Bhar
Hi Eric,
On Tue, Jun 27, 2017 at 08:38:48AM +0200, Auger Eric wrote:
> On 26/06/2017 18:13, Jean-Philippe Brucker wrote:
> > On 26/06/17 09:22, Auger Eric wrote:
> >> On 19/06/2017 12:15, Jean-Philippe Brucker wrote:
> >>> On 19/06/17 08:54, Bharat Bhushan wrote:
> I started added replay in v
Hi Jean-Philippe,
On 26/06/2017 18:13, Jean-Philippe Brucker wrote:
> On 26/06/17 09:22, Auger Eric wrote:
>> Hi Jean-Philippe,
>>
>> On 19/06/2017 12:15, Jean-Philippe Brucker wrote:
>>> On 19/06/17 08:54, Bharat Bhushan wrote:
Hi Eric,
I started added replay in virtio-iommu and ca
On 26/06/17 09:22, Auger Eric wrote:
> Hi Jean-Philippe,
>
> On 19/06/2017 12:15, Jean-Philippe Brucker wrote:
>> On 19/06/17 08:54, Bharat Bhushan wrote:
>>> Hi Eric,
>>>
>>> I started added replay in virtio-iommu and came across how MSI interrupts
>>> with work with VFIO.
>>> I understand that
Hi Jean-Philippe,
On 19/06/2017 12:15, Jean-Philippe Brucker wrote:
> On 19/06/17 08:54, Bharat Bhushan wrote:
>> Hi Eric,
>>
>> I started added replay in virtio-iommu and came across how MSI interrupts
>> with work with VFIO.
>> I understand that on intel this works differently but vsmmu will h
ill.dea...@arm.com; drjo...@redhat.com;
>> robin.mur...@arm.com; christoffer.d...@linaro.org
>> Subject: Re: [Qemu-devel] [RFC v2 0/8] VIRTIO-IOMMU device
>>
>> Hi Bharat,
>>
>> On 09/06/2017 13:30, Bharat Bhushan wrote:
>>> Hi Eric,
>>>
On 19/06/17 08:54, Bharat Bhushan wrote:
> Hi Eric,
>
> I started added replay in virtio-iommu and came across how MSI interrupts
> with work with VFIO.
> I understand that on intel this works differently but vsmmu will have same
> requirement.
> kvm-msi-irq-route are added using the msi-addre
com;
> robin.mur...@arm.com; christoffer.d...@linaro.org
> Subject: Re: [Qemu-devel] [RFC v2 0/8] VIRTIO-IOMMU device
>
> Hi Bharat,
>
> On 09/06/2017 13:30, Bharat Bhushan wrote:
> > Hi Eric,
> >
> >> -Original Message-
> >> From: Auger Eric [mail
Hi,
On 09/06/2017 13:30, Bharat Bhushan wrote:
> Hi Eric,
>
>> -Original Message-
>> From: Auger Eric [mailto:eric.au...@redhat.com]
>> Sent: Friday, June 09, 2017 12:14 PM
>> To: Bharat Bhushan ;
>> eric.auger@gmail.com; peter.mayd...@linaro.org;
>> alex.william...@redhat.com; m...@r
Hi Bharat,
On 09/06/2017 13:30, Bharat Bhushan wrote:
> Hi Eric,
>
>> -Original Message-
>> From: Auger Eric [mailto:eric.au...@redhat.com]
>> Sent: Friday, June 09, 2017 12:14 PM
>> To: Bharat Bhushan ;
>> eric.auger@gmail.com; peter.mayd...@linaro.org;
>> alex.william...@redhat.com;
Hi Eric,
> -Original Message-
> From: Auger Eric [mailto:eric.au...@redhat.com]
> Sent: Friday, June 09, 2017 12:14 PM
> To: Bharat Bhushan ;
> eric.auger@gmail.com; peter.mayd...@linaro.org;
> alex.william...@redhat.com; m...@redhat.com; qemu-...@nongnu.org;
> qemu-devel@nongnu.org; j
Hi Bharat,
On 09/06/2017 08:16, Bharat Bhushan wrote:
> Hi Eric,
>
>> -Original Message-
>> From: Eric Auger [mailto:eric.au...@redhat.com]
>> Sent: Wednesday, June 07, 2017 9:31 PM
>> To: eric.auger@gmail.com; eric.au...@redhat.com;
>> peter.mayd...@linaro.org; alex.william...@redhat
Hi Eric,
> -Original Message-
> From: Eric Auger [mailto:eric.au...@redhat.com]
> Sent: Wednesday, June 07, 2017 9:31 PM
> To: eric.auger@gmail.com; eric.au...@redhat.com;
> peter.mayd...@linaro.org; alex.william...@redhat.com; m...@redhat.com;
> qemu-...@nongnu.org; qemu-devel@nongnu.
This series implements the virtio-iommu device. This is a proof
of concept based on the virtio-iommu specification written by
Jean-Philippe Brucker [1]. This was tested with a guest using
the virtio-iommu driver [2] and exposed with a virtio-net-pci
using dma ops.
The device gets instantiated usin
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